Home / 13,666,088.84-18,862,085.94-11,372,013.32

Finding the Fourth Proportional to 13,666,088.84, 18,862,085.94 and 11,372,013.32

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Solution

The fourth proportional to 13,666,088.84, 18,862,085.94 and 11,372,013.32 is: 15,695,777.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,666,088.84 : 18,862,085.94 = 11,372,013.32 : x
  2. Step 2: Convert to fraction form
    13,666,088.84/18,862,085.94 = 11,372,013.32/x
  3. Step 3: Cross multiply
    13,666,088.84x = 18,862,085.94 × 11,372,013.32
  4. Step 4: Simplify right side
    13,666,088.84x = 214,499,892,552,664.75
  5. Step 5: Solve for x
    x = 214,499,892,552,664.75/13,666,088.84
  6. Step 6: Final answer
    x = 15,695,777.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.